Use "excreting" in a sentence

1. The beast was excreting a terrible stench, and it urinated on the ground as it gaped at me

2. If close contact with the woman is successfully established, it facilitates a long joint influence over some regions of the brain on the part of his own gonadotropin and female pheromones, excreting much more dopamine and serotonin into the blood and bringing the man’s psychic state, first to high spirits, then to unaccountable joy and “causeless” merriment, and finally to irrepressible euphoria

3. The plants which produced flowers with the largest glands or nectaries, excreting most nectar, would oftenest be visited by insects, and would oftenest be crossed; and so in the long-run would gain the upper hand and form a local variety